in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?
ABB,
2 5097how can we make cable shedule for controll wiring ? which details must be required for it.?
L&T,
2192what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.
2 5170what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?
2117Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.
TATA,
3412Post New Electrical Engineering Questions
what is meant by skew width in machines?
Explain what is electric traction?
No load tap changing transformer working
what is a power factor?
In EB metering we face problem kva jump even in no load condition.can any one help to control this
Wind mill
how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....
when ID fan will immediately stop through VFD what exactly cause and problem the ID fan
can anyone give an idea about dia calculation in cold rolling mill
if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.
What happens to a line-frequency of high-frequency transformer when it is first energized/ re-energize?
how we can calculate the efficiency of a diesel generator ?
how indusrial diesel generator work
Why 1/3 is used in symmetrical components?
hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx